“The gloves were off. We had an amazing time, two crazy people, doing crazy pranks. We got on super well and had a great time,” the actor recalled. “I was like, ‘Oh my God, she went there?! OK, that opens the door for me to go there!”

Shooting on the pair’s Disney movie is over, however, the pranks might not be.

“I don’t know if the pranking is over yet, but I think she’ll admit that I won,” he said with a smile.

Catch Sharlto in “Elysium,” with Matt Damon and Jodie Foster, on August 9.